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175 lines
6.0 KiB
175 lines
6.0 KiB
--[[ |
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Licensed under GNU General Public License v2 |
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* (c) 2013, Luca CPZ |
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* (c) 2013, Rman |
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--]] |
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local helpers = require("lain.helpers") |
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local awful = require("awful") |
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local naughty = require("naughty") |
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local wibox = require("wibox") |
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local math = math |
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local string = string |
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local type = type |
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local tonumber = tonumber |
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-- PulseAudio volume bar |
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-- lain.widget.pulsebar |
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local function factory(args) |
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local pulsebar = { |
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colors = { |
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background = "#000000", |
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mute_background = "#000000", |
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mute = "#EB8F8F", |
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unmute = "#A4CE8A" |
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}, |
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_current_level = 0, |
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_mute = "no", |
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device = "N/A" |
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} |
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args = args or {} |
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local timeout = args.timeout or 5 |
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local settings = args.settings or function() end |
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local width = args.width or 63 |
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local height = args.height or 1 |
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local margins = args.margins or 1 |
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local paddings = args.paddings or 1 |
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local ticks = args.ticks or false |
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local ticks_size = args.ticks_size or 7 |
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local tick = args.tick or "|" |
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local tick_pre = args.tick_pre or "[" |
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local tick_post = args.tick_post or "]" |
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local tick_none = args.tick_none or " " |
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pulsebar.colors = args.colors or pulsebar.colors |
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pulsebar.followtag = args.followtag or false |
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pulsebar.notification_preset = args.notification_preset |
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pulsebar.devicetype = args.devicetype or "sink" |
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pulsebar.cmd = args.cmd or "pacmd list-" .. pulsebar.devicetype .. "s | sed -n -e '/*/,$!d' -e '/index/p' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'" |
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if not pulsebar.notification_preset then |
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pulsebar.notification_preset = { |
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font = "Monospace 10" |
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} |
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end |
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pulsebar.bar = wibox.widget { |
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color = pulsebar.colors.unmute, |
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background_color = pulsebar.colors.background, |
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forced_height = height, |
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forced_width = width, |
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margins = margins, |
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paddings = paddings, |
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ticks = ticks, |
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ticks_size = ticks_size, |
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widget = wibox.widget.progressbar, |
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} |
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pulsebar.tooltip = awful.tooltip({ objects = { pulsebar.bar } }) |
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function pulsebar.update(callback) |
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helpers.async({ awful.util.shell, "-c", type(pulsebar.cmd) == "string" and pulsebar.cmd or pulsebar.cmd() }, |
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function(s) |
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volume_now = { |
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index = string.match(s, "index: (%S+)") or "N/A", |
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device = string.match(s, "device.string = \"(%S+)\"") or "N/A", |
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muted = string.match(s, "muted: (%S+)") or "N/A" |
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} |
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pulsebar.device = volume_now.index |
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local ch = 1 |
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volume_now.channel = {} |
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for v in string.gmatch(s, ":.-(%d+)%%") do |
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volume_now.channel[ch] = v |
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ch = ch + 1 |
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end |
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volume_now.left = volume_now.channel[1] or "N/A" |
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volume_now.right = volume_now.channel[2] or "N/A" |
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local volu = volume_now.left |
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local mute = volume_now.muted |
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if volu:match("N/A") or mute:match("N/A") then return end |
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if volu ~= pulsebar._current_level or mute ~= pulsebar._mute then |
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pulsebar._current_level = tonumber(volu) |
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pulsebar.bar:set_value(pulsebar._current_level / 100) |
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if pulsebar._current_level == 0 or mute == "yes" then |
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pulsebar._mute = mute |
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pulsebar.tooltip:set_text ("[muted]") |
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pulsebar.bar.color = pulsebar.colors.mute |
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pulsebar.bar.background_color = pulsebar.colors.mute_background |
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else |
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pulsebar._mute = "no" |
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pulsebar.tooltip:set_text(string.format("%s %s: %s", pulsebar.devicetype, pulsebar.device, volu)) |
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pulsebar.bar.color = pulsebar.colors.unmute |
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pulsebar.bar.background_color = pulsebar.colors.background |
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end |
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settings() |
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if type(callback) == "function" then callback() end |
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end |
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end) |
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end |
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function pulsebar.notify() |
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pulsebar.update(function() |
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local preset = pulsebar.notification_preset |
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preset.title = string.format("%s %s - %s%%", pulsebar.devicetype, pulsebar.device, pulsebar._current_level) |
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if pulsebar._mute == "yes" then |
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preset.title = preset.title .. " muted" |
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end |
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-- tot is the maximum number of ticks to display in the notification |
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-- fallback: default horizontal wibox height |
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local wib, tot = awful.screen.focused().mywibox, 20 |
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-- if we can grab mywibox, tot is defined as its height if |
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-- horizontal, or width otherwise |
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if wib then |
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if wib.position == "left" or wib.position == "right" then |
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tot = wib.width |
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else |
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tot = wib.height |
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end |
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end |
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local int = math.modf((pulsebar._current_level / 100) * tot) |
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preset.text = string.format( |
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"%s%s%s%s", |
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tick_pre, |
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string.rep(tick, int), |
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string.rep(tick_none, tot - int), |
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tick_post |
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) |
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if pulsebar.followtag then preset.screen = awful.screen.focused() end |
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if not pulsebar.notification then |
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pulsebar.notification = naughty.notify { |
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preset = preset, |
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destroy = function() pulsebar.notification = nil end |
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} |
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else |
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naughty.replace_text(pulsebar.notification, preset.title, preset.text) |
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end |
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end) |
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end |
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helpers.newtimer(string.format("pulsebar-%s-%s", pulsebar.devicetype, pulsebar.device), timeout, pulsebar.update) |
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return pulsebar |
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end |
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return factory
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